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CAS 28706-25-4

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2-Naphthalenesulfonic acid, 7,7′-(carbonyldiimino)bis[4-hydroxy-3-[2-(6-sulfo-2-naphthalenyl)diazenyl]-, sodium salt (1:4)

Description:
2-Naphthalenesulfonic acid, 7,7′-(carbonyldiimino)bis[4-hydroxy-3-[2-(6-sulfo-2-naphthalenyl)diazenyl]-, sodium salt (1:4) is a complex organic compound characterized by its sulfonic acid and azo dye functionalities. It features a naphthalene backbone, which contributes to its aromatic properties, and contains multiple functional groups, including sulfonate and hydroxyl groups, enhancing its solubility in water and potential for ionization. The presence of azo groups indicates that it can exhibit vivid colors, making it useful in dye applications. This compound is typically used in various industrial applications, including textiles and paper, due to its dyeing properties. Additionally, the sodium salt form suggests that it is more soluble in aqueous solutions, which is advantageous for its application in various formulations. Its structure implies potential reactivity and interactions with other chemical species, making it a subject of interest in both synthetic and analytical chemistry. Safety and handling precautions should be observed due to the potential toxicity associated with azo compounds.
Formula:C41H29N6NaO15S4
InChI:InChI=1/C41H28N6O15S4.4Na/c48-34-20-33(46-44-26-11-12-28-22(15-26)4-2-5-35(28)63(51,52)53)40(66(60,61)62)30-14-10-25(18-32(30)34)43-41(50)42-24-9-13-29-23(16-24)17-37(65(57,58)59)38(39(29)49)47-45-27-8-7-21-3-1-6-36(31(21)19-27)64(54,55)56;;;;/h1-20,44-46H,(H,42,50)(H,51,52,53)(H,54,55,56)(H,57,58,59)(H,60,61,62);;;;/q;4*+1/p-4/b43-25+,47-38+;;;;
InChI key:InChIKey=RZZJILMTKATSFX-UHFFFAOYSA-N
SMILES:OC=1C2=C(C=C(S(=O)(=O)O)C1N=NC3=CC4=C(C=C3)C=C(S(=O)(=O)O)C=C4)C=C(NC(NC5=CC6=C(C=C5)C(O)=C(N=NC7=CC8=C(C=C7)C=C(S(=O)(=O)O)C=C8)C(S(=O)(=O)O)=C6)=O)C=C2.[Na]
Synonyms:
  • 2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis(4-hydroxy-3-((6-sulfo-2-naphthalenyl)azo)-, tetrasodium salt
  • 2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis(4-hydroxy-3-(2-(6-sulfo-2-naphthalenyl)diazenyl)-, sodium salt (1:4)
  • 2-Naphthalenesulfonic acid, 7,7′-ureylenebis[4-hydroxy-3-[(6-sulfo-2-naphthyl)azo]-, tetrasodium salt
  • 7,7'-(Carbonyldiimino)bis(4-hydroxy-3-((6-sulfo-2-naphthalenyl)azo)-2-naphthalenesulfonic acid), tetrasodium salt
  • 7,7'-(Carbonyldiimino)bis(4-hydroxy-3-((6-sulfonaphthalen-2-yl))azo)-2-naphthalenesulfonic acid, tetrasodium salt
  • 7,7'-Ureylenebis(4-hydroxy-3-((6-sulfo-2-naphthyl)azo)-2-naphthalenesulfonic acid), tetrasodium salt
  • tetrasodium 6-(2-{(6E)-4-oxo-6-[({(6Z)-5-oxo-7-sulfonato-6-[2-(8-sulfonatonaphthalen-2-yl)hydrazinylidene]-5,6-dihydronaphthalen-2-yl}carbamoyl)imino]-1-sulfonato-4,6-dihydronaphthalen-2-yl}hydrazinyl)naphthalene-1-sulfonate
  • C.I. Direct Red 239
  • Tetrasodium 7,7'-(carbonyldiimino)bis(4-hydroxy-3-((6-sulphonato-2-naphthyl)azo)naphthalene-2-sulphonate)
  • Cartasol Red 2GFK
  • See more synonyms
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Found 1 products.
  • Direct red 239
    Biosynth
    + Info

    Direct red 239

    CAS:
    <p>Direct red 239 is a synthetic, cyclic, and reactive dye that is used as a colorant in inks, paints, plastics, textiles, and many other products. Direct red 239 is insoluble in water and has poor light-fastness. It undergoes thermal treatment to remove impurities and binders before it can be used in coatings. Direct red 239 reacts with oxygen to form the highly cross-linked compound direct black 26.</p>
    Formula:C41H28N6O15S4•Na4
    Purity:Min. 95%
    Color and Shape:Powder
    Molecular weight:1,064.92 g/mol

    Ref: 3D-FD167623

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